Home / 736,548.80-1,105,015.47-231,125.81

Finding the Fourth Proportional to 736,548.80, 1,105,015.47 and 231,125.81

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Solution

The fourth proportional to 736,548.80, 1,105,015.47 and 231,125.81 is: 346,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,548.80 : 1,105,015.47 = 231,125.81 : x
  2. Step 2: Convert to fraction form
    736,548.80/1,105,015.47 = 231,125.81/x
  3. Step 3: Cross multiply
    736,548.80x = 1,105,015.47 × 231,125.81
  4. Step 4: Simplify right side
    736,548.80x = 255,397,589,174.48
  5. Step 5: Solve for x
    x = 255,397,589,174.48/736,548.80
  6. Step 6: Final answer
    x = 346,749.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.